Finding the Fourth Proportional to 12,488.25, 17,233.83 and 7,183.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,488.25 : 17,233.83 = 7,183.38 : x
2. Step 2: Convert to fraction form
   12,488.25/17,233.83 = 7,183.38/x
3. Step 3: Cross multiply
   12,488.25x = 17,233.83 × 7,183.38
4. Step 4: Simplify right side
   12,488.25x = 123,797,149.75
5. Step 5: Solve for x
   x = 123,797,149.75/12,488.25
6. Step 6: Final answer
   x = 9,913.09